CN2629133Y - Multidirectional laser bar code scanner pushing and receiving apparatus - Google Patents
Multidirectional laser bar code scanner pushing and receiving apparatus Download PDFInfo
- Publication number
- CN2629133Y CN2629133Y CN 03263849 CN03263849U CN2629133Y CN 2629133 Y CN2629133 Y CN 2629133Y CN 03263849 CN03263849 CN 03263849 CN 03263849 U CN03263849 U CN 03263849U CN 2629133 Y CN2629133 Y CN 2629133Y
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- CN
- China
- Prior art keywords
- receiving trap
- promotion
- barcode scanner
- holder
- bar code
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- Expired - Lifetime
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Abstract
The utility model is a boosting and receiving device suitable for the multi-direction laser bar code scanner. The boosting device has a fixation seat, on the rear side of which a metal barrel is positioned and on the other side of which a reflector is arranged; an elastic assembly is positioned on the circumference of the fixation seat, the circumference of the elastic assembly is connected with a fixing frame body; plural magnets are disposed symmetrically at an place appropriately away from the metal barrel so that attractive or repellent magnetic fields are formed between the magnets and the metal barrel and simple resonant swing in the axial direction of the two groups of magnets are generated when any two groups of magnets are electrified alternately at an appropriate frequency. At least two receiving devices are provided, individually on the appropriate positions around the reflector, so that the reflected remote or near laser source can be received and projected on a sensing device to obtain the bar code image.
Description
Technical field
The utility model relates to a kind of promotion and receiving trap that is used in multi-direction Laser Barcode Scanner, particularly can do promotion and receiving device that omnirange deflection is carried out bar code scanning and accepted reflection source.
Background technology
Traditional Laser Barcode Scanner is when the scanning identification of carrying out bar code, it mainly is to be provided with a LASER Light Source in laser bar code scanner inside, in order to launch laser beam, other is provided with a reflective mirror, be to drive device by one to drive and make it to produce reciprocal vibration, make that laser beam is able to be wire luminous point always at direct of travel, use bar code is scanned, and the folded light beam after will scanning is handled via the anti-optical inductor of being located at of the collection of a concave mirror.
And the drive device 1 of existing laser bar code scanner ', on the whole as shown in Figure 1, its mainly be provided with the flexible fixed head 10 of a tool ', this fixed head 10 ' the front be provided with a reflective mirror 12 ', these fixed head 10 ' one ends then be articulated in a rotating shaft 14 ' on, fixed head 10 ' back side the place that is distal to these rotating shaft 14 ' one ends then be provided with a sheet metal 16 ', and fixed distance plate 10 ' back metal plate 16 ' the appropriate position be provided with an electromagnet 18 ', by the magnetic field that electromagnet 18 ' the energising back produces, with the mutual mode that attracts intermittently attract this sheet metal 16 ', and then make this fixed head 10 ' and reflective mirror 12 ' can be along this rotating shaft 14 ' be center, humorous property swing between the suitable angle in generation front and back, so make LASER Light Source 40 ' directive reflective mirror 12 ' laser beam, linearly after reflection luminous point.
Traditional drive device 1 ' owing to only can provide single axial bar code scanning, for the operator, need scanning light source with barcode scanner with correct direction towards bar code, can reach the effect of scanner uni induction bar code information, especially when barcode scanner be to fixedly install and when scanning, be scanned article and often need move or turn to the appropriate position, the effect that makes bar code be subjected to barcode scanner scanning can be arranged, when this will carry out the surperficial bar code scanning of product for the product in moving on automatic production line, be a big difficulty in fact.
Moreover, traditional barcode scanner is with flexible fixed head (as shell fragment), or even replaces the function of fixed head with spring, make reflective mirror produce between the effect of humorous property swing, often after continuing to use a period of time, the shortcoming that constitutes elastic fatigue and infringement is arranged.
Summary of the invention
Fundamental purpose of the present utility model provides a kind of promotion and receiving trap that is used in multi-direction Laser Barcode Scanner, makes reflective mirror to carry out the bar code scanning in multidirectional and orientation according to operator's setting.
Another purpose of the present utility model provides a kind of promotion and receiving trap that is used in multi-direction Laser Barcode Scanner, it mainly is the centre that the metal cylinder that will be provided with reflective mirror is arranged at elastic parts, and be the electromagnet metal cylinder periphery that is placed in of symmetry with plural number, and make reflective mirror can carry out isotropic directivity or unidirectional simple harmonic characteristic swing the carrying out scanning of bar code simultaneously according to the attraction of electromagnet.
Another purpose of the present utility model provides a kind of promotion and receiving trap structure that is used in multi-direction Laser Barcode Scanner, can make and be carried out bar code scanning laser light reflected light source by variant direction, still can collect easily and identification.
Above-mentioned purpose of the present utility model is to realize like this, a kind of promotion and receiving trap that is used in multi-direction Laser Barcode Scanner is provided with a thrust unit, it is characterized in that comprising: a holder, this holder rear end is provided with a metal cylinder, and the holder other end then is provided with a reflective mirror; One elastic parts is arranged at the holder periphery; One fixed frame is connected with this elastic parts periphery; A plurality of electromagnet are to be symmetry apart from appropriate position around this metal cylinder and to be provided with.
For the ease of further understanding the purpose of this utility model, feature and effect, with instantiation the utility model is elaborated below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of traditional drive device;
Fig. 2 is the structural representation of thrust unit of the present utility model;
Fig. 3 is the front elevation of thrust unit of the present utility model;
Fig. 4 is the structural representation of receiving trap of the present utility model;
Fig. 5 is the front elevation of receiving trap of the present utility model;
Fig. 6 shows the circuit box synoptic diagram that receives LASER Light Source with two group of received devices.
Description of reference numerals: 1 ' drive device; 10 ' fixed head; 12 ' reflective mirror; 14 ' rotating shaft; 16 ' sheet metal; 18 ' electromagnet; 40 ' LASER Light Source; 1 thrust unit; 2 bar codes; 10 holders; 12 metal cylinders; 14 reflective mirrors; 16 elastic partss; 18 fixed frames; 20 electromagnet; 30 LASER Light Source; 40 receiving traps; 42 condensers; 44 perceptrons; 46 variable resistors; 48 contactors; 50 microprocessors; 52 amplify; 54 shapings; 56 digitizings; 58 code translators.
Embodiment
See also the 2nd figure and the 3rd figure, thrust unit 1 is provided with a holder 10, and be provided with a metal cylinder 12 in holder 10 rear ends, holder 10 other ends then have an inclined-plane, and on this inclined-plane, constitute a reflective mirror 14, wherein these holder 10 peripheries are provided with an elastic parts 16, this elastic parts 16 is constituted with nonmetallic soft elastic material, and this elastic parts 16 still can holder 10 for the center constitutes a plurality of concentrically ringed wavy structures, to increase its elasticity, these elastic parts 16 peripheries then are connected with a fixed frame 18 in addition; Appropriate position around apart from this metal cylinder 12 is provided with the electromagnet 20 that plural number is symmetry, then is so that four groups of electromagnet 20 to be set in the utility model.
When wantonly two groups of relative electromagnet 20 are switched on alternately with appropriate frequency, can make the action of a magnetic field that 12 generations of electromagnet 20 and metal cylinder are inhaled mutually or repelled each other, and to produce the swing of simple harmonic characteristic along the axial direction of two groups of electromagnet 20, so can make light beam that a LASER Light Source 30 launched after the reflective mirror reflection, can constitute the light beam of a linearity in the direction that light beam is advanced, so that carry out the scanning of bar code; And its special character of the utility model is when each electromagnet 20 all passes to suitable electric current, the magnetic force resultant direction that can be produced at each electromagnet 20, make reflective mirror 14 carry out the swing effect of simple harmonic characteristic along this direction, so, the operator only needs to control and adjusts the different electrical current size of each electromagnet 20, can reach and make reflective mirror 14 carry out the swing of simple harmonic characteristic, make barcode scanner can carry out the scanning of multidirectional along different directions.
Other sees also Fig. 4 and Fig. 5, the utility model is provided with plural at least receiving trap 40 in addition, lay respectively at the appropriate position on every side of reflective mirror 14, it has different focal lengths, can be in order to receive respectively by long-range or near-end scanning bar code institute laser light reflected light source, this receiving trap 40 has a condenser 42, makes by the laser light reflected light source after the convergence and refraction of condenser 42, images on the perceptron 44 so that carry out the parsing of image.As shown in Figure 5, LASER Light Source 30 of the present utility model is after 14 reflections of the reflective mirror on the thrust unit 1, the light emitted that can be a wire is gone out, through being scanned up on bar code 2 surfaces, laser light reflected light then can receive via the receiving trap 40 of appropriate location, and the condenser 42 of this receiving trap 40 can image in the light of reflection on this perceptron 44 through refraction and after assembling; Wherein being provided with of this receiving trap 40 mainly is various distances and direction according to when scanning, and is arranged on the zone that the reflected light reflex time can be contained.
Fig. 6 shows the circuit box synoptic diagram that receives LASER Light Source with two group of received devices.As shown in the figure, mainly be to be provided with at least two receiving traps 40 and a microprocessor 50, this microprocessor 50 is controlled a variable resistor 46 that is connected with receiving trap 40 circuit and the contactor 48 that is connected with receiving trap 40 circuit respectively, make laser light reflected light source Be Controlled only select 40 suitable of receiving traps to receive, the image signal that is received then respectively via signal is amplified 52, after shaping 54 and the digitizing 56, after being decoded by code translator 58, the beginning obtains required bar code data again.
Advantage of the present utility model promptly is to have the variation of multidirectional scanning angle, the bar code scanning mode that cooperates multidirectional, respectively be provided with the receiving trap 40 of many groups, different far and near distance and position in the time of can giving according to scanning bar code, and received and resolve by the receiving trap 40 of appropriate location, can remedy the dead angle that has bar code scanner scanning now, scope and distance when also reinforcement and expansion can scan simultaneously.
The above only is a preferred embodiment of the present utility model; be not to be used for limiting the scope that the utility model is implemented; all equalizations of doing according to the described shape of the utility model claim, structure, feature and spirit change and modify, and all should be included in the protection domain of the present utility model.
Claims (7)
1, a kind of promotion and receiving trap that is used in multi-direction Laser Barcode Scanner is provided with a thrust unit, it is characterized in that comprising:
One holder, this holder rear end is provided with a metal cylinder, and the holder other end then is provided with a reflective mirror;
One elastic parts is arranged at the holder periphery;
One fixed frame is connected with this elastic parts periphery; And
A plurality of electromagnet are to be symmetry apart from appropriate position around this metal cylinder and to be provided with.
2, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 1, wherein this holder other end has an inclined-plane, and constitutes this reflective mirror on this inclined-plane.
3, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 1, wherein this elastic parts is made of nonmetallic soft elastic material.
4, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 1, wherein this elastic parts is that the center constitutes a plurality of concentrically ringed wavy structures with the holder.
5, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 1, further be provided with plural at least receiving trap, lay respectively at the appropriate position on every side of reflective mirror, and the different focal length of tool, to receive and to resolve image light source by the bar code reflection.
6, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 5, wherein this receiving trap has a condenser, make by the laser light reflected light source after the convergence and refraction of condenser, image on the perceptron, so that carry out the parsing of image.
7, promotion and the receiving trap that is used in multi-direction Laser Barcode Scanner as claimed in claim 5, wherein the position that is provided with of this receiving trap is to be arranged on the zone that the reflected light reflex time can be contained according to the various distances in when scanning and direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03263849 CN2629133Y (en) | 2003-06-04 | 2003-06-04 | Multidirectional laser bar code scanner pushing and receiving apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03263849 CN2629133Y (en) | 2003-06-04 | 2003-06-04 | Multidirectional laser bar code scanner pushing and receiving apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2629133Y true CN2629133Y (en) | 2004-07-28 |
Family
ID=34255850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03263849 Expired - Lifetime CN2629133Y (en) | 2003-06-04 | 2003-06-04 | Multidirectional laser bar code scanner pushing and receiving apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2629133Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833641A (en) * | 2010-06-01 | 2010-09-15 | 福建新大陆电脑股份有限公司 | Bar code decoding chip |
| CN101833643A (en) * | 2010-06-01 | 2010-09-15 | 福建新大陆电脑股份有限公司 | Decoding chip for compound-code barcode |
| CN101840496A (en) * | 2010-06-01 | 2010-09-22 | 福建新大陆电脑股份有限公司 | One-dimensional barcode decoding chip |
| CN106778423A (en) * | 2016-12-31 | 2017-05-31 | 沈炜 | Stabilization bar code scanner |
| CN111830521A (en) * | 2020-07-31 | 2020-10-27 | 帷幄匠心科技（杭州）有限公司 | Laser induction strip and induction method |
-
2003
- 2003-06-04 CN CN 03263849 patent/CN2629133Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833641A (en) * | 2010-06-01 | 2010-09-15 | 福建新大陆电脑股份有限公司 | Bar code decoding chip |
| CN101833643A (en) * | 2010-06-01 | 2010-09-15 | 福建新大陆电脑股份有限公司 | Decoding chip for compound-code barcode |
| CN101840496A (en) * | 2010-06-01 | 2010-09-22 | 福建新大陆电脑股份有限公司 | One-dimensional barcode decoding chip |
| CN101840496B (en) * | 2010-06-01 | 2012-12-12 | 福建新大陆电脑股份有限公司 | One-dimensional barcode decoding chip |
| CN106778423A (en) * | 2016-12-31 | 2017-05-31 | 沈炜 | Stabilization bar code scanner |
| CN111830521A (en) * | 2020-07-31 | 2020-10-27 | 帷幄匠心科技（杭州）有限公司 | Laser induction strip and induction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130604 Granted publication date: 20040728 |